| |||
| automatisk telefonsystem; automatisk drift | |||
|
exploitation automatique : 10 phrases in 2 subjects |
| Communications | 9 |
| Electronics | 1 |
| |||
| automatisk telefonsystem; automatisk drift | |||
|
exploitation automatique : 10 phrases in 2 subjects |
| Communications | 9 |
| Electronics | 1 |